SBS Roof System Details

Construction Details for SBS-modified Bitumen Membrane Roof Systems

The drawings linked on this page are intended to represent a variety of SBS-modified Bitumen Membrane roof system applications while remaining generic with regards to manufacturers’ specific application specifications. They do not represent all possible manufacturer application roof system designs. Consult each manufacturers’ specifications and the RoofStar Guarantee Standards to develop a system acceptable to both the manufacturer and the RoofStar Guarantee Program.

For further information about SBS-modified Bitumen Membrane System designs and requirements, see SBS Modified Bitumen Membrane Systems.

NOTE: 'PDF' shown after a file name below indicates a downloadable print sheet is available for Construction Details. Click on the detail link and look for the icon.

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1 GENERAL

SBS 1.3.1-1 Conventionally Insulated System (typical)

SBS 1.3.1-2 Conventionally Insulated System (alternate)

SBS 1.3.1-3 Protected Membrane Roof Assembly (typical)

2 SUPPORTING STRUCTURES: Decks and Walls

3 SECURING the ROOF ASSEMBLY

4 MATERIALS

5 DECK and WALL OVERLAYS

6 AIR and VAPOUR CONTROLS

6.3.1 Air and Vapour Controls (field)

7 INSULATION

8 INSULATION OVERLAYS

9 FIELD MEMBRANE

10 PERIMETERS and WALLS

SBS 10.3.1-1 Perimeter Membrane Termination (typical)

SBS 10.3.1-2 Perimeter Membrane Termination (expansion joint)

SBS 10.3.1-3 Perimeter Membrane Termination (stucco wall, replacement roofing)

SBS 10.3.1-4 Perimeter Membrane Termination (double surface reglet)

SBS 10.3.5.1-1 Parapet (typical)

SBS 10.3.5.1-2 Parapet (independent of roof structure)(typical)

SBS 10.3.5.1-3 Parapet, tall (typical)

SBS 10.3.5.1-4 Parapet (wall tie-in)

SBS 10.3.5.2 Metal Edge Termination

SBS 10.3.5.3 Canted Edge

SBS 10.3.6.1 Expansion Joint

SBS 10.3.6.2 Control Joint (roof divider)

SBS 10.3.7.1 Low Door Opening

SBS 10.3.7.2 Window Curb

SBS 10.3.9-1 Roof-Wall Transitions (fire separation joint)

SBS 10.3.9-2 Roof-Wall Transitions (fire separation wall)

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11 11 DRAINS and PENETRATIONS

SBS 11.3.2.2-1 Cast Iron Drains

SBS 11.3.2.4-1 Flange-style Drains (typical)

SBS 11.3.2.4-2 Flange-style Drains (clamping)

SBS 11.3.2.5-1 Scuppers and Overflows (open wall scupper)

SBS 11.3.2.5-1 Scuppers and Overflows (through-wall scupper)

SBS 11.3.3.2-1 Curbs and Sleepers (basic curb)

SBS 11.3.3.2-2 Curbs and Sleepers (equipment sleeper)

SBS 11.3.3.2-3 Curbs and Sleepers (mechanical opening)

SBS 11.3.3.2-4 Curbs and Sleepers (multiple penetrations)

SBS 11.3.3.3-1 Penetration Flashings (plumbing vent)

SBS 11.3.3.3-2 Penetration Flashings (two-part cable)

SBS 11.3.3.4 Sealant Pocket

SBS 11.3.4 Guardrails

SBS 11.3.5-1 Roof Anchors (typical)

SBS 11.3.5-2 Roof Anchors (conventional system)

SBS 11.3.5-3 Roof Anchors (PMRA)

12 PROTECTED MEMBRANES and OTHER DETAILS

13 METAL FLASHINGS

14 THE ROOF as a PLATFORM

SBS 14.3.3 Structures and Equipment (planter pre-curb)

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SBS Modified Bitumen Membrane Systems

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